Alpha & Beta Decay Equations IGCSE
Alpha decay: complete the following equations
238U  234Th He
90
Ra  218Rn He
88
86
208Po  Pb He
84
256Lr  Md  He
103
101
Beta decay: complete the following equations
234Th  Pa 0e
90
1
131I  Xe 0e
53
54
1
6He  Li 0e
2

1
Na  Mg e
12

Alpha or beta decay? You decide which is which:
201Au
79
decays to
201Hg
80
231Pa
91
185 Au
79
decays to
181Ir
77
52Fe
26
decays to
decays to
227 Ac
89
52Co
27
Alpha & Beta Decay Equations IGCSE
Alpha decay: complete the following equations
238U  234Th He
90
Ra  218Rn He
88
86
208Po  Pb He
84
256Lr  Md  He
103
101
Beta decay: complete the following equations
234Th  Pa 0e
90
1
131I  Xe 0e
53
54
1
6He  Li 0e
2

1
Na  Mg e
12

Alpha or beta decay? You decide which is which:
201Au
79
decays to
201Hg
80
231Pa
91
185 Au
79
decays to
181Ir
77
52Fe
26
decays to
decays to
227 Ac
89
52Co
27